Files
ColossalAI/extensions/inference/inference_ops_cuda.py
yuehuayingxueluo 600881a8ea [Inference]Add CUDA KVCache Kernel (#5406)
* add cuda KVCache kernel

* annotation benchmark_kvcache_copy

* add use cuda

* fix import path

* move benchmark scripts to example/

* rm benchmark codes in test_kv_cache_memcpy.py

* rm redundancy codes

* rm redundancy codes

* pr was modified according to the review
2024-02-28 14:36:50 +08:00

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Python

from ..cuda_extension import _CudaExtension
from ..utils import get_cuda_cc_flag
class InferenceOpsCudaExtension(_CudaExtension):
def __init__(self):
super().__init__(name="inference_ops_cuda")
def sources_files(self):
ret = [
self.csrc_abs_path(fname)
for fname in [
"cuda/colossal_inference_C_frontend.cpp",
"cuda/decode_kv_cache_memcpy_kernel.cu",
]
]
return ret
def include_dirs(self):
ret = [self.get_cuda_home_include()]
return ret
def cxx_flags(self):
version_dependent_macros = ["-DVERSION_GE_1_1", "-DVERSION_GE_1_3", "-DVERSION_GE_1_5"]
return ["-O3"] + version_dependent_macros
def nvcc_flags(self):
extra_cuda_flags = ["-lineinfo"]
extra_cuda_flags.extend(get_cuda_cc_flag())
return ["-O3", "--use_fast_math"] + extra_cuda_flags